<template>
  <div class="register">
    <el-row>
      <el-col :span="24">
        <div class="header">
          <h1>账户注册</h1>
        </div>
        <!-- 注册表单 -->
        <div class="container">
          <el-form
            ref="registerForm"
            :model="registerForm"
            :rules="registerRules"
            class="register-form"
          >
            <el-form-item prop="username">
              <el-input
                v-model="registerForm.username"
                type="text"
                auto-complete="off"
                placeholder="账号"
              >
                <svg-icon
                  slot="prefix"
                  icon-class="user"
                  class="el-input__icon input-icon"
                />
              </el-input>
            </el-form-item>
            <el-form-item prop="password">
              <el-input
                v-model="registerForm.password"
                type="password"
                auto-complete="off"
                placeholder="密码"
                @keyup.enter.native="handleRegister"
              >
                <svg-icon
                  slot="prefix"
                  icon-class="password"
                  class="el-input__icon input-icon"
                />
              </el-input>
            </el-form-item>
            <el-form-item prop="confirmPassword">
              <el-input
                v-model="registerForm.confirmPassword"
                type="password"
                auto-complete="off"
                placeholder="确认密码"
                @keyup.enter.native="handleRegister"
              >
                <svg-icon
                  slot="prefix"
                  icon-class="password"
                  class="el-input__icon input-icon"
                />
              </el-input>
            </el-form-item>
            <el-form-item prop="code" v-if="captchaEnabled">
              <el-input
                v-model="registerForm.code"
                auto-complete="off"
                placeholder="验证码"
                style="width: 67%"
                @keyup.enter.native="handleRegister"
              >
                <svg-icon
                  slot="prefix"
                  icon-class="validCode"
                  class="el-input__icon input-icon"
                />
              </el-input>
              <div class="register-code">
                <img
                  :src="codeUrl"
                  @click="getCode"
                  class="register-code-img"
                />
              </div>
            </el-form-item>
            <el-form-item style="width: 100%">
              <el-button
                :loading="loading"
                size="medium"
                type="primary"
                style="width: 100%"
                @click.native.prevent="handleRegister"
              >
                <span v-if="!loading">注 册</span>
                <span v-else>注 册 中...</span>
              </el-button>
              <div style="float: right">
                <router-link class="link-type" :to="'/login'"
                  >使用已有账户登录</router-link
                >
              </div>
            </el-form-item>
          </el-form>
          <el-image :src="registerBg"></el-image>
        </div>
      </el-col>
    </el-row>
  </div>
</template>

<script>
import { getCodeImg, register } from "@/api/login";
import registerBg from "@/assets/images/register.png";

export default {
  name: "Register",
  data() {
    const equalToPassword = (rule, value, callback) => {
      if (this.registerForm.password !== value) {
        callback(new Error("两次输入的密码不一致"));
      } else {
        callback();
      }
    };
    return {
      registerBg,
      codeUrl: "",
      registerForm: {
        username: "",
        password: "",
        confirmPassword: "",
        code: "",
        uuid: "",
      },
      registerRules: {
        username: [
          { required: true, trigger: "blur", message: "请输入您的账号" },
          {
            min: 2,
            max: 20,
            message: "用户账号长度必须介于 2 和 20 之间",
            trigger: "blur",
          },
        ],
        password: [
          { required: true, trigger: "blur", message: "请输入您的密码" },
          {
            min: 5,
            max: 20,
            message: "用户密码长度必须介于 5 和 20 之间",
            trigger: "blur",
          },
        ],
        confirmPassword: [
          { required: true, trigger: "blur", message: "请再次输入您的密码" },
          { required: true, validator: equalToPassword, trigger: "blur" },
        ],
        code: [{ required: true, trigger: "change", message: "请输入验证码" }],
      },
      loading: false,
      captchaEnabled: true,
    };
  },
  created() {
    this.getCode();
  },
  methods: {
    getCode() {
      getCodeImg().then((res) => {
        this.captchaEnabled =
          res.captchaEnabled === undefined ? true : res.captchaEnabled;
        if (this.captchaEnabled) {
          this.codeUrl = "data:image/gif;base64," + res.img;
          this.registerForm.uuid = res.uuid;
        }
      });
    },
    handleRegister() {
      this.$refs.registerForm.validate((valid) => {
        if (valid) {
          this.loading = true;
          register(this.registerForm)
            .then((res) => {
              const username = this.registerForm.username;
              this.$alert("注册成功！", "系统提示", {
                dangerouslyUseHTMLString: true,
                type: "success",
              })
                .then(() => {
                  this.$router.push("/login");
                })
                .catch(() => {});
            })
            .catch(() => {
              this.loading = false;
              if (this.captchaEnabled) {
                this.getCode();
              }
            });
        }
      });
    },
  },
};
</script>

<style rel="stylesheet/scss" lang="scss">
.register {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  text-align: center;
  color: white;
  background-color: #0099cc;
}

.container {
  background-color: #f0f2f5b8;
  backdrop-filter: blur(20px);
  border-radius: 20px;
  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  width: 800px;
  height: 400px;
  padding: 25px 25px 5px 25px;
  .register-form {
    width: 500px;
    .el-input {
    
      height: 38px;
      input {
        
        height: 38px;
      }
    }
    .input-icon {
      height: 39px;
      width: 14px;
      margin-left: 2px;
    }
  }
  .el-image {
    width: 530px;
  }
}
.register-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}
.register-code {
  width: 33%;
  height: 38px;
  float: right;
  img {
    cursor: pointer;
    vertical-align: middle;
  }
}
.el-register-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-size: 12px;
  letter-spacing: 1px;
}
.register-code-img {
  height: 38px;
}
</style>
